Add zip support to dex.py
Add zip support to dex.py

Summary: Make it more convenient. Allow "standard" Java-like syntax of "file!entry" to select single files.

Reviewed By: int3

Differential Revision: D18606134

fbshipit-source-id: 6713203d942fae12010396ff3173da7cae1ec309

facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex,facebook/redex